Lapse ¶
The date when a patent is no longer in force in a country or system due to failure to pay renewal/maintenance fees. Often the patent can be reinstated within a limited period.
Libreville Agreement ¶
The following countries are signatories to the Libreville Agreement: Federal Republic of Cameroon, Central African Republic, Republic of Congo, Republic of Côte d'Ivoire, Republic of Dahomey, Republic of Upper Volta, Republic of Gabon, Republic of Mauritania, Republic of Senegal, Republic of Chad, Malagasy Republic, Republic of Niger. The Implementing organisation is called OAPI.